1 // Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 // Tests that the use of uninitialized variable in assignment operator
12 // expression is detected.
16 x += 1; //~ ERROR use of possibly uninitialized variable: `x`
19 x -= 1; //~ ERROR use of possibly uninitialized variable: `x`
22 x *= 1; //~ ERROR use of possibly uninitialized variable: `x`
25 x /= 1; //~ ERROR use of possibly uninitialized variable: `x`
28 x %= 1; //~ ERROR use of possibly uninitialized variable: `x`
31 x ^= 1; //~ ERROR use of possibly uninitialized variable: `x`
34 x &= 1; //~ ERROR use of possibly uninitialized variable: `x`
37 x |= 1; //~ ERROR use of possibly uninitialized variable: `x`
40 x <<= 1; //~ ERROR use of possibly uninitialized variable: `x`
43 x >>= 1; //~ ERROR use of possibly uninitialized variable: `x`